/**
 * 加载系统菜单栏
 * @return
 */
function getMenu()
{
	parent.frames["leftFrame"].location="showAllModule.action";
}
/**
 * 点击菜单按钮，跳转到相应模块
 * @param btn
 * @return
 */
function menuButtonTo(btn)
{
	var btnAction = btn.childNodes[0].value;
	parent.frames["mainFrame"].location=btnAction;
//	alert(btnAction);
	parent.frames["downFrame"].location="/ItsOAsystem/system/role/downFramePage.jsp";
}